James Henry Mullen (January 9, 1877 – December 6, 1956) was an American Major League Baseball infielder. He played for the Philadelphia Athletics during the [[1904 World Series|1904 season]] and the Washington Senators during the [[1904 World Series|1904]] and [[1905 World Series|1905 seasons]].
Jim Mullen
| Given name: | James Henry Mullen |
| Nicknames: | None |
| Primary Pos: | Secondbase |
| Hght/Wght: | 5'10" / 173 lbs |
| Bats/Throws: | R / R |
| Born: | Jan 9, 1877 in Avoca, PA |
| Died: | Dec 6, 1956 in Pittston, PA (79 years old) |
| Debut: | Jun 1, 1904 |